Update.

diff --git a/main.py b/main.py
index 8c4b7a1..38dccb9 100755 (executable)
--- a/main.py
+++ b/main.py
@@ -968,8 +968,8 @@ class TaskStack(Task):
             )
 
             #!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
-            l=50
-            l=l-l%(1+self.nb_digits)
+            l = 50
+            l = l - l % (1 + self.nb_digits)
             input = self.test_input[:10, :l]
             result = input.clone()
             stack.remove_popped_values(result, self.nb_stacks, self.nb_digits)